Computer track ball and joystick



FIG. 1 is a top and right front perspective view of a computer track ball and joystick showing my new design;

FIG. 2 is a right side elevational view thereof, the left side elevational view being a mirror image of the side view shown;

FIG. 3 is a top plan view thereof;

FIG. 4 is a top and right front perspective view of a second embodiment of the computer track ball and joystick;

FIG. 5 is a right side elevational view thereof, the left side elevational view being a mirror image of the side view shown; and,

FIG. 6 is a top plan view thereof.

The colors (black and gray) shown are hereby disclaimed and form no part of the claimed design. 

The ornamental design for a computer track ball and joystick, as shown and described. 